While Waiting in Line for the Restroom at a Nightclub

While waiting in line for the restroom at a nightclub Martin starts chatting with Steve, whom he does not know. After a few minutes Steve asks Martin if he wants to join him "for some fun" in the bathroom. Martin gets very upset and assaults Steve, calling him a "faggot." Which term best describes the defence Martin may try to mount in court?

A) homophobia defense
B) heterosexual exclusivity defense
C) defence of paranoid heterosexuality
D) homosexual panic defence